<?php
$arr=array(1=>1,2=>2,3=>3,4=>4,5=>5,6=>6,7=>7,8=>8,9=>9,);$count=count($arr);
foreach($arr as $key=>$value){
if($key%2==0){
unset($arr[$key]);
$count--;
}
var_dump($arr);
echo $count;
if(1!=$count)
continue;
else
echo $key;
}
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(9) {
[1]=>
int(1)
[2]=>
int(2)
[3]=>
int(3)
[4]=>
int(4)
[5]=>
int(5)
[6]=>
int(6)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
9array(8) {
[1]=>
int(1)
[3]=>
int(3)
[4]=>
int(4)
[5]=>
int(5)
[6]=>
int(6)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
8array(8) {
[1]=>
int(1)
[3]=>
int(3)
[4]=>
int(4)
[5]=>
int(5)
[6]=>
int(6)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
8array(7) {
[1]=>
int(1)
[3]=>
int(3)
[5]=>
int(5)
[6]=>
int(6)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
7array(7) {
[1]=>
int(1)
[3]=>
int(3)
[5]=>
int(5)
[6]=>
int(6)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
7array(6) {
[1]=>
int(1)
[3]=>
int(3)
[5]=>
int(5)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
6array(6) {
[1]=>
int(1)
[3]=>
int(3)
[5]=>
int(5)
[7]=>
int(7)
[8]=>
int(8)
[9]=>
int(9)
}
6array(5) {
[1]=>
int(1)
[3]=>
int(3)
[5]=>
int(5)
[7]=>
int(7)
[9]=>
int(9)
}
5array(5) {
[1]=>
int(1)
[3]=>
int(3)
[5]=>
int(5)
[7]=>
int(7)
[9]=>
int(9)
}
5
preferences:
255.73 ms | 408 KiB | 341 Q